Practice question

Per PCA finishing practice, which action is most likely to produce a weak, dusty, or scaled pavement surface?

  1. Beginning curing as soon as finishing is complete
  2. Finishing or troweling while bleed water is still on the surface
  3. Using a bullfloat after screeding, before bleed water appears
  4. Sawing contraction joints as soon as the concrete will not ravel

Answer: B — Finishing or troweling while bleed water is still on the surface

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